EP2554373B1 - Mehrschichtige struktur und verfahren zu ihrer herstellung - Google Patents

Mehrschichtige struktur und verfahren zu ihrer herstellung Download PDF

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Publication number
EP2554373B1
EP2554373B1 EP11765651.2A EP11765651A EP2554373B1 EP 2554373 B1 EP2554373 B1 EP 2554373B1 EP 11765651 A EP11765651 A EP 11765651A EP 2554373 B1 EP2554373 B1 EP 2554373B1
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EP
European Patent Office
Prior art keywords
layer
vinyl acetate
acetate copolymer
polyolefin
ethylene
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EP11765651.2A
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English (en)
French (fr)
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EP2554373A4 (de
EP2554373A1 (de
Inventor
Takeyuki Igarashi
Yasuhiko Haneda
Masahiro Kitamura
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Kuraray Co Ltd
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Kuraray Co Ltd
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Publication of EP2554373A4 publication Critical patent/EP2554373A4/de
Application granted granted Critical
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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/30—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers
    • B32B27/306—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers comprising vinyl acetate or vinyl alcohol (co)polymers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B1/00—Layered products having a general shape other than plane
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B27/08—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/28—Layered products comprising a layer of synthetic resin comprising synthetic resins not wholly covered by any one of the sub-groups B32B27/30 - B32B27/42
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/32—Layered products comprising a layer of synthetic resin comprising polyolefins
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
    • B32B7/04—Interconnection of layers
    • B32B7/12—Interconnection of layers using interposed adhesives or interposed materials with bonding properties
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2270/00—Resin or rubber layer containing a blend of at least two different polymers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2272/00—Resin or rubber layer comprising scrap, waste or recycling material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/30—Properties of the layers or laminate having particular thermal properties
    • B32B2307/308—Heat stability
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/70—Other properties
    • B32B2307/724—Permeability to gases, adsorption
    • B32B2307/7242—Non-permeable
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/70—Other properties
    • B32B2307/724—Permeability to gases, adsorption
    • B32B2307/7242—Non-permeable
    • B32B2307/7244—Oxygen barrier
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2439/00—Containers; Receptacles
    • B32B2439/70—Food packaging
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2439/00—Containers; Receptacles
    • B32B2439/80—Medical packaging
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/13—Hollow or container type article [e.g., tube, vase, etc.]
    • Y10T428/1334—Nonself-supporting tubular film or bag [e.g., pouch, envelope, packet, etc.]
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/13—Hollow or container type article [e.g., tube, vase, etc.]
    • Y10T428/1352—Polymer or resin containing [i.e., natural or synthetic]
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/13—Hollow or container type article [e.g., tube, vase, etc.]
    • Y10T428/1352—Polymer or resin containing [i.e., natural or synthetic]
    • Y10T428/1372—Randomly noninterengaged or randomly contacting fibers, filaments, particles, or flakes
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/13—Hollow or container type article [e.g., tube, vase, etc.]
    • Y10T428/1352—Polymer or resin containing [i.e., natural or synthetic]
    • Y10T428/1379—Contains vapor or gas barrier, polymer derived from vinyl chloride or vinylidene chloride, or polymer containing a vinyl alcohol unit
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24942—Structurally defined web or sheet [e.g., overall dimension, etc.] including components having same physical characteristic in differing degree
    • Y10T428/2495—Thickness [relative or absolute]
    • Y10T428/24967—Absolute thicknesses specified

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Laminated Bodies (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Packages (AREA)
  • Wrappers (AREA)

Claims (15)

  1. Mehrschichtige Struktur, umfassend: eine Schicht einer Harzzusammensetzung (A); eine Schicht eines verseiften Ethylenvinylacetatcopolymers (B) mit einem Ethengehalt von 20 bis 65 mol% und mit einem Verseifungsgrad von Vinylacetateinheiten von 96 % oder mehr; und eine auf einer Seite oder beiden Seiten jener Schichten angeordnete Schicht Polyolefin (C), wobei die Harzzusammensetzung (A) Polyolefin (D), ein verseiftes Ethylenvinylacetatcopolymer (E) mit einem Ethengehalt von 20 bis 65 mol% und mit einem Verseifungsgrad von Vinylacetateinheiten von 96 % oder mehr, und ein verseiftes Ethylenvinylacetatcopolymer (F1) mit einem Ethengehalt von 68 bis 98 mol% und mit einem Verseifungsgrad von Vinylacetateinheiten von 20 % oder mehr und/oder ein säuremodifiziertes Ethylenvinylacetatcopolymer (F2) mit einem Ethengehalt von 68 bis 98 mol% enthält,
    die Harzzusammensetzung (A) 0,3 bis 2,0 Massen% des verseiften Ethylenvinylacetatcopolymers (F1) und/oder des säuremodifizierten Ethylenvinylacetatcopolymers (F2) enthält,
    das verseifte Ethylenvinylacetatcopolymer (E) ein Massenverhältnis [E/(F1 + F2)] von 0,05 bis 30 bezogen auf die Gesamtmenge des verseiften Ethylenvinylacetatcopolymers (F1) und des säuremodifizierten Ethylenvinylacetatcopolymers (F2) aufweist,
    das verseifte Ethylenvinylacetatcopolymer (E) einen gemittelten Teilchendurchmesser von 0,1 bis 1,8 µm aufweist und in einer Matrix des Polyolefins (D) in der Schicht der Harzzusammensetzung (A) dispergiert ist,
    die Schicht der Harzzusammensetzung (A) eine Dicke von 50 bis 1000 µm aufweist, und
    die Schicht des Polyolefins (C) eine Dicke von 25 bis 1000 µm aufweist.
  2. Mehrschichtige Struktur nach Anspruch 1, umfassend: die Schicht der Harzzusammensetzung (A); die Schicht des verseiften Ethylenvinylacetatcopolymers (B); und auf beiden Seiten angeordnete, jene Schichten umgebende Schichten des Polyolefins (C), wobei
    beide Schichten des Polyolefins (C) auf beiden Seiten eine Dicke von 25 bis 1000 µm aufweisen.
  3. Mehrschichtige Struktur nach Anspruch 1 oder 2, wobei die Harzzusammensetzung (A) weiter ein unmodifiziertes Ethylenvinylacetatcopolymer (G) enthält, und das ünmodifizierte Ethylenvinylacetatcopolymer (G) ein Massenverhältnis [G/(F1 + F2)] bezogen auf die Gesamtmenge des verseiften Ethylenvinylacetatcopolymers (F1) und des säuremodifizierten Ethylenvinylacetatcopolymers (F2) von 0,1 bis 15 aufweist.
  4. Mehrschichtige Struktur nach einem der Ansprüche 1 bis 3, wobei die Harzzusammensetzung (A) 2 bis 20 Massen% des verseiften Ethylenvinylacetatcopolymers (E) enthält.
  5. Mehrschichtige Struktur nach einem der Ansprüche 1 bis 4, wobei Schichten der Harzzusammensetzung (A) auf beiden Seiten angeordnet sind, die Schicht des verseiften Ethylenvinylacetatcopolymers (B) umgebend, und die Schicht des Polyolefins (C) weiter auf einer Seite oder beiden Seiten all jener Schichten angeordnet ist.
  6. Mehrschichtige Struktur nach Anspruch 5, wobei Schichten der Harzzusammensetzung (A) auf beiden Seiten angeordnet sind, die Schicht des verseiften Ethylenvinylacetatcopolymers (B) umgebend, und Schichten des Polyolefins (C) weiter auf beiden Seiten angeordnet sind, all jene Schichten umgebend.
  7. Mehrschichtige Struktur nach einem der Ansprüche 1 bis 6, wobei die Schicht des verseiften Ethylenvinylacetatcopolymers (B) eine Dicke von 6 bis 12 % einer Dicke der gesamten mehrschichtigen Struktur aufweist.
  8. Mehrschichtige Struktur nach einem der Ansprüche 1 bis 7, wobei die gesamte mehrschichtige Struktur eine Dicke von 200 bis 10000 µm aufweist.
  9. Mehrschichtige Struktur nach einem der Ansprüche 1 bis 8, wobei das Polyolefin (C) einen Schmelzpunkt von 120 bis 220 °C aufweist.
  10. Mehrschichtige Struktur nach einem der Ansprüche 1 bis 9, wobei die Struktur 24 Stunden nach einer 30-minütigen Retortenbehandlung bei 120 °C und 0,15 MPa eine Sauerstofftransmissionsrate von 0,1 bis 6 cm3/m2 · Tag · atm aufweist.
  11. Verfahren des Herstellens der mehrschichtigen Struktur nach einem der Ansprüche 1 bis 10, das Schmelzformen der Struktur umfassend unter Verwendung
    der durch Schmelzkneten eines Stückes einer mehrschichtigen Struktur, welche eine Schicht des Polyolefins (D) und eine Schicht des verseiften Ethylenvinylacetatcopolymers (E) aufweist, und des verseiften Ethylenvinylacetatcopolymers (F1) und/oder des säuremodifizierten Ethylenvinylacetatcopolymers (F2) erhaltenen Harzzusammensetzung (A),
    des verseiften Ethylenvinylacetatcopolymers (B), und
    des Polyolefins (C).
  12. Mehrschichtiger Behälter, die mehrschichtige Struktur nach einem der Ansprüche 1 bis 10 umfassend.
  13. Mehrschichtiger Behälter nach Anspruch 12, wobei der Behälter für Retortenbehandlung gedacht ist.
  14. Verpackung, umfassend: den mehrschichtigen Behälter nach Anspruch 12; und einen in den Behälter gefüllten Inhalt.
  15. Verpackung nach Anspruch 14, wobei die Verpackung eine retortenbehandelte Verpackung ist.
EP11765651.2A 2010-03-31 2011-03-30 Mehrschichtige struktur und verfahren zu ihrer herstellung Active EP2554373B1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2010081342A JP2010208331A (ja) 2010-03-31 2010-03-31 多層構造体及びその製造方法
PCT/JP2011/058032 WO2011125751A1 (ja) 2010-03-31 2011-03-30 多層構造体及びその製造方法

Publications (3)

Publication Number Publication Date
EP2554373A1 EP2554373A1 (de) 2013-02-06
EP2554373A4 EP2554373A4 (de) 2013-07-31
EP2554373B1 true EP2554373B1 (de) 2016-05-11

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ID=42969020

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EP11765651.2A Active EP2554373B1 (de) 2010-03-31 2011-03-30 Mehrschichtige struktur und verfahren zu ihrer herstellung

Country Status (8)

Country Link
US (1) US8784960B2 (de)
EP (1) EP2554373B1 (de)
JP (2) JP2010208331A (de)
KR (1) KR101756633B1 (de)
CN (1) CN102821953B (de)
AU (1) AU2011237171B2 (de)
ES (1) ES2573512T3 (de)
WO (1) WO2011125751A1 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
MY161605A (en) * 2010-11-02 2017-04-28 Kuraray Co Resin mixture and multilayer structure
PL3192650T3 (pl) * 2014-09-12 2019-06-28 Ube Industries, Ltd. Warstwowa rura
JP6528209B2 (ja) * 2015-12-09 2019-06-12 日立オートモティブシステムズ株式会社 ブレーキ装置、ブレーキシステム及びブレーキ装置の制御方法
JP7251145B2 (ja) * 2017-11-22 2023-04-04 三菱ケミカル株式会社 エチレン－ビニルアルコール系共重合体組成物、溶融成形用材料および多層構造体、ならびに多層パイプ
CN114127167A (zh) * 2019-08-09 2022-03-01 三菱化学株式会社 树脂组合物
CN115397670A (zh) * 2020-04-15 2022-11-25 株式会社可乐丽 回收性优异的多层膜

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2604484B2 (ja) 1989-05-30 1997-04-30 株式会社クラレ 樹脂組成物およびそれを用いた多層構造体
DE69017085T2 (de) 1989-05-30 1995-06-14 Kuraray Co Kunststoff-Zusammensetzung.
JPH03262640A (ja) 1990-03-14 1991-11-22 Showa Denko Kk 積層物
JP2983069B2 (ja) 1991-01-31 1999-11-29 昭和電工株式会社 積層物
JP3032311B2 (ja) 1991-02-06 2000-04-17 昭和電工株式会社 プラスチック容器
JP3262640B2 (ja) * 1993-05-25 2002-03-04 日本合成化学工業株式会社 ラミネート構造物
JP5128730B2 (ja) * 2000-08-31 2013-01-23 株式会社クラレ エチレン−酢酸ビニル共重合体ケン化物の製造方法
JP2002234971A (ja) 2001-02-13 2002-08-23 Nippon Synthetic Chem Ind Co Ltd:The 樹脂組成物及びその使用方法
JP2002234979A (ja) * 2001-02-13 2002-08-23 Nippon Synthetic Chem Ind Co Ltd:The 樹脂組成物及びその使用方法
EP2194093B8 (de) * 2007-09-25 2013-07-24 The Nippon Synthetic Chemical Industry Co., Ltd. Harzzusammensetzung, unter deren verwendung hergestellte gussharzzusammensetzung, laminate und verfahren zur herstellung von laminaten
EP2407508B1 (de) * 2009-03-11 2014-12-17 Kuraray Co., Ltd. Harzzusammensetzung und mehrschichtige struktur damit
US20110091734A1 (en) 2009-04-01 2011-04-21 Kuraray Co., Ltd. Resin composition and multilayer structure using same
WO2011040523A1 (ja) 2009-10-02 2011-04-07 株式会社クラレ 相容化剤及びその製造方法

Also Published As

Publication number Publication date
EP2554373A4 (de) 2013-07-31
US20130022768A1 (en) 2013-01-24
JP2010208331A (ja) 2010-09-24
CN102821953A (zh) 2012-12-12
ES2573512T3 (es) 2016-06-08
US8784960B2 (en) 2014-07-22
EP2554373A1 (de) 2013-02-06
KR20130040849A (ko) 2013-04-24
KR101756633B1 (ko) 2017-07-11
AU2011237171B2 (en) 2014-06-26
JPWO2011125751A1 (ja) 2013-07-08
WO2011125751A1 (ja) 2011-10-13
CN102821953B (zh) 2015-01-07
JP5629310B2 (ja) 2014-11-19
AU2011237171A1 (en) 2012-11-08

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